Metering and detecting mechanism of ultrasonic water meter

Abstract

The utility model relates to the technical field of ultrasonic water meters, and discloses an ultrasonic water meter metering detection mechanism which comprises a water passing pipe, a stand column is fixedly connected to the interior of the water passing pipe, a positioning ring is fixedly connected to the outer side wall of the stand column, the stand column is sleeved with a first spring, and a sliding ring is fixedly connected to the top side of the first spring. A limiting ring is slidably connected into the stand column, a fixing ring is fixedly connected to the top side of the limiting ring, a water meter head is fixedly connected to the top side of the fixing ring, circular rings are slidably connected to the left end and the right end of the stand column, and positioning columns are slidably connected into the circular rings. According to the water meter head mounting device, the first spring can reset by loosening the pushing force on the pushing plate, so that the sliding ring is pushed to slide upwards, abuts against the two positioning columns to slide towards the close side and is clamped in the limiting ring, the water meter head is quickly mounted, and then the mounting efficiency is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to ultrasonic water meter technical field especially relates to a kind of ultrasonic water meter measurement detection mechanism. BACKGROUND

[0002] Ultrasonic water meter is a new type of water meter by detecting the time difference of ultrasonic beam in water downstream and upstream propagation due to speed change, analysis and processing to obtain the flow rate of water to further calculate the flow of water, accurate measurement is crucial for trade settlement, related to the economic interests of water supply enterprises and users.Detection mechanism can be calibrated and tested by professional equipment and methods, to ensure accurate measurement within the specified error range, to avoid water fee disputes caused by inaccurate water meter measurement.

[0003] Ultrasonic water meter is installed on the pipeline according to the direction of water flow, usually with water flow direction arrow marked on the shell of water meter.Using appropriate connection method, such as flange connection, threaded connection, etc., to ensure firm connection and reliable sealing.During connection, attention should be paid to avoid excessive external force or torsion on water meter, so as to avoid affecting its internal structure and measurement performance.

[0004] In the prior art, part of ultrasonic water meter needs to use bolt to install with tool during installation, and bolt installation needs to be tightened one by one, which is relatively cumbersome to operate, especially when installing multiple water meters or in a small space, it will consume more time and energy, and reduce the overall installation efficiency, therefore, aiming at the above problems, an ultrasonic water meter measurement detection mechanism is proposed to solve the above problems. UTILITY MODEL CONTENTS

[0005] The utility model aims at providing a kind of ultrasonic water meter measurement detection mechanism to solve the problems raised in the above background.

[0006] In order to achieve the above purpose, the utility model adopts the following technical scheme:

[0007] A kind of ultrasonic water meter measurement detection mechanism, including water pipe, the inside fixed connection of water pipe has stand, the outer side wall of stand is fixedly connected with positioning ring, the outside of stand is equipped with spring one, the top side of spring one is fixedly connected with sliding ring, the inside sliding connection of stand has limit ring, the top side of limit ring is fixedly connected with fixed ring, the top side of fixed ring is fixedly connected with water meter head, the left and right ends of stand are slidably connected with circular ring, the inside sliding connection of circular ring has positioning column, the inside fixed connection of limit ring has measuring frame, the bottom side of measuring frame is fixedly connected with detection head, the left and right end inner wall of water pipe is fixedly connected with sealing assembly for sealing water pipe;

[0008] As a further description of the above technical solution:

[0009] The left and right ends of the water pipe are both slidingly connected with a connecting pipe, the outer side wall of the connecting pipe is fixedly connected with a connecting ring, and the outer side wall of the water pipe is fixedly connected with two flanges.

[0010] As a further description of the above technical solution:

[0011] The two sealing assemblies each include a spring two, the proximal ends of the two springs two are fixedly connected to the inner walls of the left and right ends of the water pipe, and the distal ends of the two springs two are both fixedly connected with a sealing ring.

[0012] As a further description of the above technical solution:

[0013] The distal sides of the two sealing rings are respectively in contact with the proximal sides of the two connecting rings, and the outer portions of the two sealing rings are respectively slidingly connected to the inner walls of the left and right ends of the water pipe.

[0014] As a further description of the above technical solution:

[0015] The outer side wall of the sliding ring is fixedly connected with two push plates, and the left and right ends of the stand are both provided with a cavity.

[0016] As a further description of the above technical solution:

[0017] The outer portion of the circular ring is slidingly connected to the inner portion of the cavity, and the outer portions of the two positioning columns are respectively slidingly connected to the inner portions of the left and right ends of the stand.

[0018] As a further description of the above technical solution:

[0019] The proximal ends of the two positioning columns are respectively slidingly connected to the inner portions of the left and right ends of the limiting ring, and the distal sides of the two positioning columns are respectively slidingly connected to the left and right sides of the inner wall of the sliding ring.

[0020] As a further description of the above technical solution:

[0021] The inner wall of the sliding ring is slidingly connected to the outer side wall of the stand, and the top side of the positioning ring is fixedly connected to the bottom side of the spring one.

[0022] By adopting the above technical solution, the ultrasonic water meter can be quickly installed.

[0023] Compared with the prior art, the utility model discloses the beneficial effect is: through installing the water meter head, through the limit ring is clamped in the inside of stand, and the push force of push plate is loosened simultaneously, the spring one will reset at this moment to slide the sliding ring upwards and slide to the similar one side with two locating column and be clamped in the inside of limit ring to the installation of water meter head is completed quickly, and then improve installation efficiency.

[0024] Through the sealing ring, the sealing ring can slide and extrude spring two, so that spring two can store elastic potential energy, and then reset the sealing ring in the opposite direction and resist the connecting ring, prevent water from leaking from the connection between the water pipe and the connecting pipe, ensure the stability of the detection environment and the accuracy of the data. BRIEF DESCRIPTION OF DRAWINGS

[0025] Figure 1 A three-dimensional view of an ultrasonic water meter measurement detection mechanism is provided for the utility model;

[0026] Figure 2 A structure diagram of the positioning ring of the ultrasonic water meter measurement detection mechanism is provided for the utility model;

[0027] Figure 3 For Figure 2 The enlarged view of A in the middle;

[0028] Figure 4 A structure diagram of the connecting ring of the ultrasonic water meter measurement detection mechanism is provided for the utility model.

[0029] In the drawing: 1, water pipe; 2, stand; 3, positioning ring; 4, spring one; 5, sliding ring; 6, push plate; 7, limit ring; 8, fixed ring; 9, water meter head; 10, cavity; 11, circular ring; 12, locating column; 13, detection head; 14, connecting pipe; 15, connecting ring; 16, spring two; 17, sealing ring; 18, flange; 19, measurement frame. DETAILED DESCRIPTION

[0030] The technical scheme in the embodiments of the utility model will be described clearly and completely in combination with the drawings in the embodiments of the utility model, and obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by the person skilled in the art without creative labor belong to the protection scope of the utility model.

[0031] Referring to Figures 1 to 3The utility model provides an embodiment: a kind of ultrasonic water meter measurement detection mechanism, including water pipe 1, water pipe 1 is used to the flow of water.Water pipe 1 is fixedly connected with stand 2 in its inside, and stand 2 is firmly fixed in the center position of water pipe 1 by welding process.The outer side wall of stand 2 is fixedly connected with positioning ring 3, and is fixed by welding process, to provide stable support for positioning ring 3.The outer portion of stand 2 is equipped with spring one 4, and spring one 4 is limited, to prevent spring one 4 from bouncing up.The top side of positioning ring 3 is fixedly connected at the bottom side of spring one 4, by fixing spring one 4, so that spring one 4 can be evenly stressed.The top side of spring one 4 is fixedly connected with sliding ring 5, and sliding ring 5 will squeeze spring one 4 in the process of sliding, so that spring one 4 can store elastic potential energy, in turn give sliding ring 5 a force in the opposite direction to reset.

[0032] The inner portion of stand 2 is slidably connected with limit ring 7, and limit ring 7 can stably slide by the limitation of stand 2.The top side of limit ring 7 is fixedly connected with fixed ring 8, and is fixed by welding process, to provide stable support for fixed ring 8.The top side of fixed ring 8 is fixedly connected with water meter head 9, and water meter head 9 is used to measure the flow of water and related data pieces.Both ends of stand 2 are provided with cavity 10, and cavity 10 is in the shape of middle convex.The left and right ends of stand 2 are slidably connected with circular ring 11, and circular ring 11 is prevented from falling off by the limitation of stand 2.Circular ring 11 is slidably connected in the inside of cavity 10, and the sliding fit between them is tight, to ensure that circular ring 11 moves stably.

[0033] The outer portions of two positioning columns 12 are slidably connected in the inside of the left and right ends of stand 2 respectively, to ensure that the movement direction of positioning column 12 is accurate.The left and right ends of limit ring 7 are slidably connected with the inner portions of two positioning columns 12 respectively, and positioning column 12 is clamped in the inside of stand 2 by sliding.The left and right sides of the inner wall of sliding ring 5 are slidably connected with the outer sides of two positioning columns 12 respectively, and positioning column 12 can slide by the resistance of sliding ring 5 in the process of sliding.

[0034] Clearly, the described embodiments are merely a part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments of the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the present application.

[0035] With reference to Figure 1 And Figure 4 The left and right ends of the water pipe 1 are fixedly connected with sealing assemblies for sealing the water pipe 1, which can prevent water leakage and ensure the accuracy of detection. The left and right ends of the water pipe 1 are slidably connected with connecting pipes 14, which are used to connect external water pipes to realize the input and output of water flow. The outer side wall of the connecting pipe 14 is fixedly connected with a connecting ring 15, which is used to abut against the water pipe 1 to facilitate installation. The two sealing assemblies each include a spring 16, and the proximal ends of the two springs 16 are fixedly connected to the inner walls of the left and right ends of the water pipe 1. By fixing the spring 16, the spring 16 can be uniformly stressed. The distal ends of the two springs 16 are fixedly connected with sealing rings 17 made of rubber material with good sealing performance. The distal sides of the two sealing rings 17 are in contact with the proximal sides of the two connecting rings 15, and under the action of the spring 16, the sealing rings 17 tightly fit the connecting rings 15 to realize sealing. The outer sides of the two sealing rings 17 are slidably connected to the inner walls of the left and right ends of the water pipe 1 to ensure that the sealing rings 17 can move flexibly under stress. The outer side wall of the water pipe 1 is fixedly connected with two flanges 18, which are used to connect and fix the water pipe 1 with other fixed parts, facilitating installation and disassembly.

[0036] Working principle: first, the cylinder pushes the push plate 6 to drive the sliding ring 5 to slide downward, so as to extrude the spring 1, so that the spring 1 can store elastic potential energy, and then give the sliding ring 5 a force in the opposite direction to reset, so that the sliding of the sliding ring 5 will not abut against the distal sides of the two positioning columns 12, at this time, the fixed ring 8 can be held and pressure is applied, so as to drive the limiting ring 7 to slide, and push the two positioning columns 12 to slide away from the inside of the limiting ring 7, at this time, the water meter head 9 can be replaced, and conversely when the water meter head 9 is installed, the limiting ring 7 is clamped in the inside of the stand column 2, and the push force on the push plate 6 is released, at this time, the spring 1 resets to push the sliding ring 5 to slide upward and abut against the two positioning columns 12 to slide toward the proximal side and be clamped in the inside of the limiting ring 7, so as to quickly complete the installation of the water meter head 9, thereby improving the installation efficiency. When the water flow passes through the detection head 13, the detection head 13 is responsible for detecting the related parameters of the water flow, and the water meter head 9 measures the flow data of the water flow according to these parameters to complete the metering detection task.

[0037] When the connecting pipe 14 is installed, the connecting pipe 14 is slid into the inside of the water pipe 1, and the connecting ring 15 is pressed against the water pipe 1 and also against the sealing ring 17, so that the sealing ring 17 can slide and press the spring 16, so that the spring 16 can store elastic potential energy, and then give the sealing ring 17 a reverse force for resetting, and press against the connecting ring 15, prevent water from leaking from the connection between the water pipe 1 and the connecting pipe 14, ensure the stability of the detection environment and the accuracy of the data.

Claims

1. An ultrasonic water meter metering detection mechanism comprising a water passing pipe (1), characterized in that: The inside of the water pipe (1) is fixedly connected with a column (2), the outer side wall of the column (2) is fixedly connected with a positioning ring (3), the outside of the column (2) is sleeved with a spring (4), the top side of the spring (4) is fixedly connected with a sliding ring (5), the inside of the column (2) is slidably connected with a limiting ring (7), the top side of the limiting ring (7) is fixedly connected with a fixed ring (8), the top side of the fixed ring (8) is fixedly connected with a water meter head (9), the left and right ends of the column (2) are slidably connected with a circular ring (11), the inside of the circular ring (11) is slidably connected with a positioning column (12), the inside of the limiting ring (7) is fixedly connected with a measuring frame (19), the bottom side of the measuring frame (19) is fixedly connected with a detection head (13), the left and right end inner walls of the water pipe (1) are fixedly connected with a sealing assembly for sealing the water pipe (1).

2. The ultrasonic water meter metrology detection mechanism of claim 1, wherein: The left and right ends of the water pipe (1) are slidably connected with a connecting pipe (14), the outer side wall of the connecting pipe (14) is fixedly connected with a connecting ring (15), the outer side wall of the water pipe (1) is fixedly connected with two flanges (18).

3. The ultrasonic water meter metrology detection mechanism of claim 2, wherein: Both sealing assemblies comprise a spring (16), the proximal ends of the two springs (16) are fixedly connected with the left and right end inner walls of the water pipe (1) respectively, and the distal ends of the two springs (16) are fixedly connected with a sealing ring (17).

4. The ultrasonic water meter metrology detection mechanism of claim 3, wherein: The distal sides of the two sealing rings (17) are in contact with the proximal sides of the two connecting rings (15) respectively, and the outer parts of the two sealing rings (17) are slidably connected with the left and right end inner walls of the water pipe (1) respectively.

5. The ultrasonic water meter metrology detection mechanism of claim 1, wherein: The outer side wall of the sliding ring (5) is fixedly connected with two push plates (6), and the left and right ends of the column (2) are provided with cavities (10).

6. An ultrasonic water meter metrology detection mechanism according to claim 5, wherein: The outside of the circular ring (11) is slidably connected in the inside of the cavity (10), and the outer parts of the two positioning columns (12) are slidably connected in the left and right end interiors of the column (2) respectively.

7. The ultrasonic water meter metrology detection mechanism of claim 1, wherein: The proximal ends of the two positioning columns (12) are slidably connected in the left and right end interiors of the limiting ring (7) respectively, and the distal sides of the two positioning columns (12) are slidably connected with the left and right sides of the inner wall of the sliding ring (5) respectively.

8. The ultrasonic water meter metrology detection mechanism of claim 1, wherein: The inner wall of the sliding ring (5) is slidably connected with the outer side wall of the column (2), and the top side of the positioning ring (3) is fixedly connected with the bottom side of the spring (4).

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